South Coast AQMD home

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INVEST CLEAN Program

South Coast AQMD’s INVEST CLEAN initiative advances zero-emission goods movement and long-term air quality benefits across the region.

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Electric Lawn & Garden Equipment Programs

Help clean the air by replacing lawn and garden equipment with lower emission models at substantial discounts

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AB 617

South Coast AQMD is conducting efforts that will help improve air quality and public health in communities. 

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Air Quality Investigations

Visit our Community Investigations page for information on South Coast AQMD activities in response to air quality incidents in local communities

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    View South Coast AQMD’s Community Air Monitoring stations near refineries

    Wildfire Smoke, Ash & Safety Tips

    Wildfires can often cause very high air pollution levels that are harmful to your health. Protect your health by taking steps Before, During, and After a wildfire to reduce how much pollution you are breathing. Visit our Wildfire Smoke & Ash Health & Safety Tips page for more info.
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    Latest News

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    May 26th, 2026

    $30 million available through the MSRC Electric Vehicle Charging Infrastructure Resiliency Program. Apply by Jun. 2

    May 25th, 2026

    South Coast AQMD emite un aviso de polvo arrastrado por el viento para el Valle de Coachella

    Válido el lunes a las 5:00 PM hasta el mié...

    May 25th, 2026

    South Coast AQMD Issues Windblown Dust Advisory for the Coachella Valley

    Valid Monday 5:00 PM until Wednesday 5:00 AM

    May 20th, 2026

    South Coast AQMD extiende el aviso de humo debido a múltiples incendios

    Válido hasta el j., 5/21 a las 10:00 pm

    May 20th, 2026

    South Coast AQMD Extends Wildfire Smoke Advisory due to Multiple Fires

    Valid until Thurs,. 5/21 at 10:00 pm

    May 20th, 2026

    Transit agencies: Apply for MSRC funding to help transition your fleet to zero-emission buses. Deadline: Jun. 30

    May 20th, 2026

    South Coast AQMD actualiza la alerta por humo de incendios forestales para incluir el incendio Verona

    Válido hasta el miércoles a las ...

    May 19th, 2026

    South Coast AQMD Updates Wildfire Smoke Advisory to Include Verona Fire

    Valid until Wednesday at 4:30 PM

    May 18th, 2026

    South Coast AQMD emite aviso de humo debido al incendio

    May 18th, 2026

    South Coast AQMD Issues Smoke Advisory
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      • Videos

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        The Right to Breathe, v2.0
        AQI App
        Do One Thing
        South Coast AQMD Lab Tour
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        • Upcoming Events

          • Board Assistants Briefing

            Hybrid Meeting

            Remotely via Zoom
            In-Person location:
            Judith Mitchell CC-8 Room
            South Coast AQMD Headquarters
            21865 Copley Drive, Diamond Bar
            May 28th, 2026 | 11:00 AM

          • BACT Scientific Review Committee

            Hybrid Meeting: 

            Remotely via Zoom

            In-Person Location:

            GB Conference Room

            South Coast AQMD Headquarters

            21865 Copley Drive, Diamond Bar
            May 28th, 2026 | 02:00 PM

          • Proposed Amended Rule 1106 Wor...

            Remote Meeting

            Remotely via Zoom
            June 2nd, 2026 | 10:30 AM
          View All Events

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        Air Quality Index (AQI) Map

        Air Quality Maps

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        Incentives & Programs

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        • Community Programs

          The Clean Air Choices program provides a one-stop resource for information on the benefits of using clean technologies on the road and in your home.

        • Business Programs

          Financial and environmental benefits of implementing cleaner technologies from non-toxic dry cleaning machines to new or retrofit engines for heavy-duty on-road trucks.

        • Local Government

          Local governments play an important role in South Coast AQMD’s strategy to meet federal and state clean air standards within the South Coast Air Basin.

          Newsletter Sign Up

          Periodic newsletter updates via Email on a variety of air quality-related topics
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